Proof 2/6d. deep blue-green, an imperforate colour trial plate proof on thicker paper without gum or watermark; fine and fresh. Photo | Christie's

拍品 639

639

Proof 2/6d. deep blue-green, an imperforate colour trial plate proof on thicker paper without gum or watermark; fine and fresh. Photo

细节

Proof 2/6d. deep blue-green, an imperforate colour trial plate proof on thicker paper without gum or watermark; fine and fresh. Photo